SM1126V 데이터 시트보기 (PDF) - Nippon Precision Circuits
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SM1126V Datasheet PDF : 18 Pages
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Table 2. Serial data melody select
B3 B2 B1 B0
ST
L
L
L
L
L→H
L
L
L
H
L→H
L
L
H
L
L→H
L
L
H
H
L→H
L
H
L
L
L→H
L
H
L
H
L→H
L
H
H
L
L→H
L
H
H
H
L→H
SM1126 Series
Melody
1st melody
2nd melody
3rd melody
4th melody
5th melody
6th melody
7th melody
8th melody
B3 B2 B1 B0
ST
Melody
H
L
L
L
L→H
9th melody
H
L
L
H
L→H
10th melody
H
L
H
L
L→H
11th melody
H
L
H
H
L→H
12th melody
H
H
L
L
L→H
13th melody
H
H
L
H
L→H
14th melody
H
H
H
L
L→H
15th melody
H
H
H
H
L → H SRAM melody
SIO #n1 Data
SC
ST
MTO
#n2 Data
#n1 Play #n1 Play #n1 Play
#n2 Play
Melody plays repeatedly when ST is HIGH, and stops immediately when ST goes LOW.
Figure 6. Melody repetition timing
NIPPON PRECISION CIRCUITS—8
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